Dragino LSN50-V2 Waterproof Long Range Wireless LoRa Sensor Node (915 MHz) - Datasheet

Waterproof Long Range Wireless LoRa Sensor Node
WWW.DRAGINO.COM
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Dragino Technology Co., Limited
Room 202, Block B, BCT Incubation Bases (BaoChengTai), No.8 CaiYunRoad
LongCheng Street, LongGang District ; Shenzhen 518116,China
Direct:[phone] |Fax:[phone]
Order Info- LSN50v2-XX-YY
XX:
XX: Frequency Bands, options:
EU433,CN470,EU868,IN865,KR920
AS923,AU915,US915
Applications:
Wireless Alarm and Security Systems
Home and Building Automation
Automated Meter Reading
Industrial Monitoring and Control
Long range Irrigation Systems,etc.
LoRa Side:
EEPROM:6KB
68 dB maximum link budget.
+14 dBm high efficiency PA.
LoRa Chip: sx1276/sx1278
Programmable bit rate up to 300 kbps.
Specifications:
MCU Side:
MCU: STM32L072CZT6
Flash:192KB
Clock Speed: 32Mhz
High sensitivity: down to -148 dBm.
+20 dBm - 100 mW constant RF output vs.
Bullet-proof front end: IIP3 = -12.5 dBm.
RAM:20KB
127 dB Dynamic Range RSSI.
Dimensions:
Size: 101 x 40 x 42mm
Net Weight: 140g
LSN50 v2
Pin Definition
Absolute Maximum Ratings:
I/O pins: 0.5v ~ VCC+0.5V
Common DC Characteristics:
Supply Voltage: 2.1v ~ 3.6v
Operating Tempature: -40 ~ 85°C
I/O pins: Refer to STM32L072 datasheet
Power Consumption:
YY:
12: With M12 waterproof cable hole
16: With M16 waterproof cable hole
NH: No Hole
STOP Mode: 2.7uA @ 3.3v
LoRa Transmit Mode:
125mA @ 20dBm
44mA @ 14dBm
LoRaWAN 1.0.3 Specification
Battery:
Li/SOCI2 unchargable battery
Capacity: 4000mAh
Self Discharge: <1% / Year @ 25°C
Max continuously current: 130mA
Max boost current: 2A, 1 second
27
BOOT MODE
RESET
1
VDD
2
PA0
3
PA1
4
PA2
5
PA3
6
PB6
7
PB7
8
PB3
9
PB4
10
PA9
11
PA10
12
GND
13
VDD
14
15
16
17
18
19
20
21
22
23
24
25
26
+5V
GND
PA8
PA13
PB14
PB15
PB12
PB13
PA14
PA11
PA12
NRST
PA4
LED
28